Fair Value of Financial Instruments - Schedule of Changes in Level 3 Financial Assets (Detail) - USD ($) $ in Millions |
12 Months Ended | |
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Jun. 30, 2015 |
Jun. 30, 2014 |
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| Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] | ||
| Beginning balance | $ 1.1 | $ 1.1 |
| Net realized/unrealized gains (losses) | 0.0 | 0.0 |
| Purchases | 0.0 | 0.0 |
| Transfers in (out) of Level 3 | 0.0 | 0.0 |
| Ending balance | $ 1.1 | $ 1.1 |
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Amount of gain (loss) recognized in the income statement for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of transfer of financial instrument classified as an asset into (out of) level 3 of the fair value hierarchy. No definition available.
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- Definition Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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